Millennium Management
XOMA

Millennium Management’s Xoma XOMA Stock Holding History

Millennium Management’s Portfolio XOMA Stock Details XOMA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.28M Buy
+30,200
New +$1.22M ﹤0.01% 4154
2015
Q3 		– Sell
-36,880
Closed -$2.86M – 3786
2015
Q2 		$2.86M Buy
+36,880
New +$2.66M 0.01% 1708

Other funds holding XOMA

BI
BVF Inc San Francisco, California $3.91B AUM 304.52% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
OM
Opaleye Management Boston, Massachusetts $1.1B AUM 197.64% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
WIC
Water Island Capital New York $1.08B AUM 105.75% 1-Year Est. Return

Millennium Management's XOMA Position: Q2 2026 in Review

Millennium Management reduced its Xoma (XOMA) stake by 4.2% in Q2 2026, selling an estimated $349K and leaving 196,307 shares worth $8.34M. The position accounts for ﹤0.01% of the portfolio, ranked #2480.

Millennium Management first reported a position in XOMA in Q2 2013 and has held it in 38 quarters since. The position peaked at $12.2M in Q4 2013. 98 funds tracked by Wall St. Rank hold XOMA as of Q2 2026.

  • Millennium Management held 196,307 shares of Xoma worth $8.34M as of Q2 2026.
  • Millennium Management sold 8,613 Xoma shares in Q2 2026, an estimated $349K.
  • Xoma made up ﹤0.01% of Millennium Management's portfolio in Q2 2026, its #2480 holding.
  • Millennium Management first reported a position in Xoma in Q2 2013 and has held it in 38 quarters since.
  • Millennium Management's Xoma position peaked at $12.2M in Q4 2013.
  • 98 funds tracked by Wall St. Rank held Xoma as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.